ASTM A106 Gr. B A333 Grade 6 Hot Rolled A36 P91 St52 High Pressure Boiler Alloy Pipe Tube DN100 Sch80 A179 A53 Seamless Carbon for Industrial Use
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Product Highlights
- Carbon seamless pipe series for conventional piping, low-temperature service, heat exchangers & general fluid delivery engineering.
- A106 Gr.B mainstream high-temperature seamless tube, stable mechanical property, widely used for boiler, steam and pipeline projects.
- A333 low-temperature steel pipe with excellent toughness, prevents brittle fracture for cryogenic pipeline & liquefied medium transportation.
- A179 thin-wall seamless tube dedicated for heat exchangers, condensers, compact structure with good thermal conductivity.
- A53 general-purpose seamless pipe for water, gas and common fluid conveying, cost-effective for civil & ordinary industrial piping.
- Meet ASTM standards, pickled/black finishes optional, customized cutting, full MTC & third-party inspection available for export.
Product Attributes
- After-sales Service
- Free Replacement for Defective Products
- Warranty
- 1 Year
- Type
- Seamless
- Model NO.
- A333 SA106, 20#, 45#, 20G, 8163
- Technique
- Hot Rolled
- Material
- Carbon Steel
- Surface Treatment
- Black
- Usage
- Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
- Section Shape
- Round
- Shape
- Round
- Surface
- Black
- Invoicing
- by Actual Weight
- Special Pipe
- Petroleum Cracking,Hydraulic Prop Pipe
- Grade
- ASTM A106,A333,A588,T91,Mt12
- Transport Package
- Water Proof Paper+Metal Pallet+Angle Bar Protectio
- Specification
- DN8-DN1000 or as customized
- Trademark
- TISCO, POSCO, JISCO, LISCO etc.
- Origin
- Wuxi, China
- HS Code
- 730419
- Production Capacity
- 50000tons/Month
Product Images of ASTM A106 Gr. B A333 Grade 6 Hot Rolled A36 P91 St52 High Pressure Boiler Alloy Pipe Tube DN100 Sch80 A179 A53 Seamless Carbon for Industrial Use
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Product Description
American standard steel pipes (ASTM/ASME/APl) are classified into five major categories by material: carbon steel, low-temperature steel, high-temperature alloy steel, stainless steel, and line pipe steel. The main grades are as follows:
I. Carbon Steel Pipes (Most Commonly Used)
ASTM A53 (SA-53)
Grades: A, B (Grade B is the most widely used)
Types: Seamless Type S, ERW Welded Type E, Furnace Welded Type F
Applications: General fluid service, structural use, plumbing, low-pressure pipelines
ASTM A106 (SA-106) (Seamless Carbon Steel Pipe for High-Temperature Service)
Grades: A, B, C (Grade B is the most widely used)
Applications: Boilers, superheaters, petrochemical high-temperature and high-pressure pipelines
ASTM A179 / A192
Applications: Low and medium-pressure carbon steel tubes for heat exchangers and condensers
II. Steel Pipes for Low-Temperature Service (A333 Series)
ASTM A333 (SA-333)
Common Grades: Gr.1, Gr.3, Gr.6, Gr.7, Gr.8
Applications: LNG, refrigeration systems, low-temperature vessels, sub-zero service pipelines
III. High-Temperature Alloy Steel Pipes (P Series, Chrome-Moly Steel)
ASTM A335 (SA-335) (Ferritic Alloy Steel Pipe for High-Temperature and High-Pressure Service)
Common Grades: P5, P11, P12, P22, P91, P92
Applications: Power plant boilers, reheaters, main steam lines, petrochemical high-temperature equipment
IV. Stainless Steel Pipes (TP Series)
ASTM A312 / A213 / A269
Austenitic Stainless Steel: TP304, TP304L, TP316, TP316L, TP321, TP347
Applications: Corrosion-resistant service, high-temperature service, chemical, food, and pharmaceutical pipelines
V. Line Pipe Steel (APl 5L, Oil & Gas)
AP 5L (PSL1 / PSL2)
Common Grades: Gr.B, X42, X52, X60, X65, X70, X80
Applications: Long-distance oil and gas pipelines, gathering and transportation pipelines, high-pressure transmission
VI. Steel Pipes for Mechanical and Structural Purposes
ASTM A519
Grades: 1020, 1025, 1035, 1045, 4130, 4140, 4150
Applications: Machining parts, structural components, shafts, high-pressure vessels
VII. ASME Boiler and Pressure Vessel Pipes (SA Series)
SA-106, SA-333, SA-335, SA-312
Fully corresponding to ASTM standards, used for boiler and pressure vessel codes
Quick Reference Table for American Standard Steel Pipe Grades
ASTM A333 STEEL PIPE
Standard: ASTM A333 / ASME SA-333 (Standard Specification for Seamless and Welded Steel Pipe for Low-Temperature Service)ASTM InternationalMaterial Category: Low-Temperature Carbon & Alloy Steel (Ferritic Steel)ASTM InternationalKey Characteristic: Designed for excellent notch toughness (impact resistance) in sub-zero environmentsASTM International
1. Common Grades & Corresponding GB Grades
| US Grade | Corresponding GB Grade | Min. Service Temp. | Primary Material |
| Gr. 1 | 10# (GB/T 8163) | -45°C (-50°F) | Carbon Steel |
| Gr. 3 | 20# (GB/T 8163) | -100°C (-150°F) | 3.5% Ni Steel |
| Gr. 6 | 16MnDG (GB/T 8163) | -45°C (-50°F) | C-Mn Steel |
| Gr. 7 | 09MnNiD (GB/T 8163) | -70°C (-94°F) | Mn-Ni Steel |
| Gr. 8 | 09Mn2VDG (GB/T 8163) | -100°C (-150°F) | Mn-V Steel |
2. Typical Mechanical Properties (Key Grades)
| Grade | Tensile Strength | Yield Strength | Min. Elongation | Impact Test |
| Gr. 1 | ≥ 380 MPa | ≥ 205 MPa | ≥ 30% | -45°C, ≥ 27J |
| Gr. 3 | ≥ 450 MPa | ≥ 240 MPa | ≥ 30% | -100°C, ≥ 27J |
| Gr. 6 | ≥ 415 MPa | ≥ 240 MPa | ≥ 30% | -45°C, ≥ 27J |
3. Standard Specifications
Manufacture: Seamless (most common) & ERW Welded ASTM International
Size Range: NPS 1/8" to 30" (OD: ~21mm ~ 762mm)
Wall Thickness: SCH 5S to SCH 160, STD, XS, XXS
Length: Single Random (5-7m), Double Random (11-13m), Fixed Length
Heat Treatment: Normalized or Normalized & Tempered
4. Main Applications
LNG / LPG / Cryogenic liquid pipelines
Low-temperature pressure vessels & storage tanks
Refrigeration systems & cold-service piping
Petrochemical, chemical, and fertilizer plants
Offshore and onshore oil/gas facilities in cold climates
5. Key Inspection & Testing
Tensile Test (UTS, YS, Elongation)ASTM International
Low-Temperature Charpy V-Notch Impact Test (critical requirement)ASTM International
Hydrostatic TestASTM International
Non-Destructive Examination (NDE): Ultrasonic (UT) or Eddy Current (ET)ASTM International
American standard steel pipes (ASTM/ASME/APl) are classified into five major categories by material: carbon steel, low-temperature steel, high-temperature alloy steel, stainless steel, and line pipe steel. The main grades and their corresponding Chinese National Standard (GB) grades are as follows:
I. Carbon Steel Pipes (Most Commonly Used)
ASTM A53 (SA-53)
Grades: A, B (Grade B is the most widely used)
Corresponding GB Grades: A (GB/T 3091 Q195/Q215), B (GB/T 3091 Q235)
Types: Seamless Type S, ERW Welded Type E, Furnace Welded Type F
Applications: General fluid service, structural use, plumbing, low-pressure pipelines
ASTM A106 (SA-106) (Seamless Carbon Steel Pipe for High-Temperature Service)
Grades: A, B, C (Grade B is the most widely used)
Corresponding GB Grades: A (GB/T 8163 10#), B (GB/T 8163 20#), C (GB/T 8163 45#)
Applications: Boilers, superheaters, petrochemical high-temperature and high-pressure pipelines
ASTM A179 / A192
Corresponding GB Grades: GB/T 8163 10# / 20#
Applications: Low and medium-pressure carbon steel tubes for heat exchangers and condensers
II. Steel Pipes for Low-Temperature Service (A333 Series)
ASTM A333 (SA-333)
Common Grades: Gr.1, Gr.3, Gr.6, Gr.7, Gr.8
Corresponding GB Grades: Gr.1 (GB/T 8163 10#), Gr.3 (GB/T 8163 20#), Gr.6 (GB/T 8163 16MnDG), Gr.7 (GB/T 8163 09MnNiD), Gr.8 (GB/T 8163 09Mn2VDG)
Applications: LNG, refrigeration systems, low-temperature vessels, sub-zero service pipelines
III. High-Temperature Alloy Steel Pipes (P Series, Chrome-Moly Steel)
ASTM A335 (SA-335) (Ferritic Alloy Steel Pipe for High-Temperature and High-Pressure Service)
Common Grades: P5, P11, P12, P22, P91, P92
Corresponding GB Grades: P5 (GB/T 9948 12CrMo), P11 (GB/T 9948 15CrMo), P12 (GB/T 9948 12Cr1MoV), P22 (GB/T 9948 12Cr2Mo1), P91 (GB/T 9948 9Cr1MoG), P92 (GB/T 9948 9Cr2MoWVB)
Applications: Power plant boilers, reheaters, main steam lines, petrochemical high-temperature equipment
IV. Stainless Steel Pipes (TP Series)
ASTM A312 / A213 / A269
Austenitic Stainless Steel: TP304, TP304L, TP316, TP316L, TP321, TP347
Corresponding GB Grades: TP304 (GB/T 14976 06Cr19Ni10), TP304L (GB/T 14976 022Cr19Ni10), TP316 (GB/T 14976 06Cr17Ni12Mo2), TP316L (GB/T 14976 022Cr17Ni12Mo2), TP321 (GB/T 14976 06Cr18Ni11Ti), TP347 (GB/T 14976 06Cr18Ni11Nb)
Applications: Corrosion-resistant service, high-temperature service, chemical, food, and pharmaceutical pipelines
V. Line Pipe Steel (APl 5L, Oil & Gas)
APl 5L (PSL1 / PSL2)
Common Grades: Gr.B, X42, X52, X60, X65, X70, X80
Corresponding GB Grades: Gr.B (GB/T 9711 L245), X42 (GB/T 9711 L290), X52 (GB/T 9711 L360), X60 (GB/T 9711 L415), X65 (GB/T 9711 L450), X70 (GB/T 9711 L485), X80 (GB/T 9711 L555)
Applications: Long-distance oil and gas pipelines, gathering and transportation pipelines, high-pressure transmission
VI. Steel Pipes for Mechanical and Structural Purposes
ASTM A519
Grades: 1020, 1025, 1035, 1045, 4130, 4140, 4150
Corresponding GB Grades: 1020 (GB/T 699 1020), 1025 (GB/T 699 1025), 1035 (GB/T 699 1035), 1045 (GB/T 699 1045), 4130 (GB/T 3077 30CrMo), 4140 (GB/T 3077 40Cr), 4150 (GB/T 3077 50CrMo)
Applications: Machining parts, structural components, shafts, high-pressure vessels
VII. ASME Boiler and Pressure Vessel Pipes (SA Series)
SA-106, SA-333, SA-335, SA-312
Fully corresponding to ASTM standards, and their corresponding GB grades are consistent with the above corresponding ASTM grades
Used for boiler and pressure vessel codes
Quick Reference Table for American Standard Steel Pipes & Corresponding Chinese GB Grades
| American Standard (ASTM/APl/ASME) | Main Grades | Corresponding GB Grades | Material Type | Typical Applications |
| ASTM A53 | A, B | A: Q195/Q215; B: Q235 | Carbon Steel | General fluid, structural use |
| ASTM A106 | A, B, C | A: 10#; B: 20#; C: 45# | High-Temperature Carbon Steel | Boilers, high-temperature pipelines |
| ASTM A333 | Gr.1/3/6/7/8 | Gr.1:10#; Gr.3:20#; Gr.6:16MnDG; Gr.7:09MnNiD; Gr.8:09Mn2VDG | Low-Temperature Steel | Low-temperature service, LNG |
| ASTM A335 | P5/P11/P22/P91 | P5:12CrMo; P11:15CrMo; P12:12Cr1MoV; P22:12Cr2Mo1; P91:9Cr1MoG | Chrome-Moly Alloy | High-temperature & high-pressure, power plants |
| ASTM A312 | TP304/316/321 | TP304:06Cr19Ni10; TP316:06Cr17Ni12Mo2; TP321:06Cr18Ni11Ti | Stainless Steel | Corrosion-resistant, chemical industry |
| APl 5L | B, X42~X80 | B:L245; X42:L290; X52:L360; X60:L415; X65:L450; X70:L485; X80:L555 | Line Pipe Steel | Oil and gas transmission |
| ASTM A519 | 1020/1025/1035/1045/4130/4140/4150 | 1020:1020; 1045:1045; 4130:30CrMo; 4140:40Cr; 4150:50CrMo | Mechanical Structural Steel | Machining parts, shafts |


Q1: Why choose us?
A: Our company, as an internationally experienced and professional supplier, has been engaged in steel business for more than ten years. We can provide a variety of steel products with high quality to our clients.
Q2: Can you provide OEM/ODM service?
A: Yes. Please feel free to contact us for more details.
Q3:What is your terms of payment?
A: 100% T/T advance.
30% T/T and balance against copy of documents.
30% T/T advance, balance L/C at sight.
Q4: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
Q5: Can you provide sample?
A: Yes. Sample is free for regular sizes, but the buyer needs to pay freight cost.
Q6: How long is your delivery time?
A: Regular lead time is 15 to 30 days after receiving deposit.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR2541882". Items marked "" are certified.
Company Profile
Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.
Our Factory products various steel products and main products are stainless steel sheet/plate, stainless steel strip/coil, stainless steel pipe/tube, stainless steel bar/rod, aluminum pipe/tube, aluminum sheet/plate, aluminum bar/rod, aliminum profiles, copper tube/pipe, copper sheet/plate, wear resistant steel plate/spring sheet, high-strength steel plate, carbon steel sheet/plate, carbon steel tube/pipe, carbon steel bar/rod, galvanized steel plate/sheet, aluminized steet/plate and automotive sheet.
We support OEM/ODM and all kind of certifications provided. If you have any needs, you can contact us and give your ideals, we will do our best to help our customers.
Our products have been widely sold to Northeast, Northeast China, East China, Europe, Middle East, Southeast Asia and Australia, including over 50 countries and regions. We have won recognition from our clients due to our great credit and good services. We sincerely welcome friends from all over the world to visit our company and cooperate with us on the basis of long-term mutual benefits. We are looking forward to receiving your enquiries soon.
Finally, welcome to contact our company, we will 24h online for our customers needs.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- NO.20 Middle Dongting Road, Wuxi, Jiangsu, China
-
Plant Area
- 170 square meters
-
Number of Employees
- 6
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1 Ton
-
Supply Chain Partners
- 10
Our Production Capability & Technical Expertise
-
Main Products
- Metal Material
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
R&D Engineers
- 1 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2023-04-07
-
Export Year
- 2 Years
-
Main Markets
- Southeast Asia/ Mideast
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 4
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- No
FAQ
- How to select A106B, A333, A179, A53 seamless pipes?
- A106B: high-temp boiler pipelines; A333: low-temperature piping; A179: heat exchanger tubes; A53: ordinary water/gas pipelines.
- What is the maximum working temperature of A106 Grade B seamless pipe?
- Continuous service up to 425 Celsius degree , the most common material for high-temperature steam pipelines and boiler piping systems.
- Why is A333 suitable for cold environment pipelines?
- Controlled low carbon & alloy composition maintains toughness under sub-zero temperature, avoiding brittle cracking in cold conditions.
- Difference between A53 and A106 Gr.B seamless pipes
- A53 for regular low-pressure fluid transportation; A106B has stricter standards for high temperature, pressure-bearing boiler pipelines.
- Can you provide customized processing?
- Mainly designed for heat exchange equipment. Not recommended for high-pressure long-distance delivery pipelines.
- Processing & certification services you can provide?
- Fixed-length cutting, beveling, anticorrosive coating are supported. ASTM mill test certificates are supplied for customs clearance.
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