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Home > Metallurgy, Mineral & Energy > Steel & Products > Steel Pipe & Tube > ASTM Q235A Q235B Q345b Carbon Steel Seamless Pipe Large Diameter Thick Wall Seamless Pipe for Machining
ASTM Q235A Q235B Q345b Carbon Steel Seamless Pipe Large Diameter Thick Wall Seamless Pipe for Machining
Negotiable
MOQ: 5 Tons (Price negotiable depending on order volume and customization)
Key Specifications
Get Latest Price
Type:
Seamless
Technique:
Hot Rolled
Surface Treatment:
Black
Payment & Shipping
Payment Methods:
Port of Shipment:
tianjin port
Delivery Detail:
7 days
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Type
Seamless
Technique
Hot Rolled
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
Material
Carbon Steel
Section Shape
Round
Tolerance
±1%
Quality
High Quality. Inspection
MOQ
1 ton
Delivery Time
within 7 days
Grade
1020/1045/4140/4340/P110
Processing Service
Welding, Punching, Cutting, Bending
Payment terms
30%TT Advance + 70% Balance
Length
6-12M
PRICE TERM
CIF CFR FOB EXW
Sample
Provide Sample Service
Transport Package
Standard Seaworthy Packing
Specification
10-1000
Trademark
zhongao
Origin
china
Industrial Seamless Steel Pipe Product Description
Our industrial seamless steel pipes are engineered to meet the rigorous demands of diverse industrial sectors, integrating premium materials, precision manufacturing, and customizable solutions. Covering three core material categories—carbon steel, stainless steel, and alloy steel—each pipe undergoes strict quality control to ensure consistent performance in high-pressure, high-temperature, and corrosive environments. What sets us apart is the integration of on-demand processing services, including threading, cutting, drilling, and polishing, which eliminates the need for on-site secondary processing and significantly improves project efficiency. Whether for oil & gas transmission, building structural support, or municipal water supply, our seamless pipes deliver reliability and durability that align with global industrial standards.
| Product name | Seamless pipe; SMLS steel pipes |
| Standards & Grades | GB/T8162 20#, 35#, 45# Q345, Q345B, Q345C, Q345D, Q345E, 20Mn2, 30Mn2, 40Mn2, 20CrMo, 30CrMo, 35CrMo, 42CrMo; GB/T8163 20#; GB/T3087 10#, 20#; GB/T5310 20G, 20MnG, 25MnG, 15CrMoG, 12Cr1MoVG; GB/T9948 20#, 16Mn,12CrMo, 15CrMo; GB6479 20#, 16Mn, 12CrMo, 15CrMo; ASME SA213 T5, T9; API 5L, A, B, X42, X46, X56, X60, X65; ASTM A106, ASTM A53 Gr B; SA210, SA178, SA192, SA335, T2/P2, T11/P11, T12/P12, T22/P22, T91/P91; DIN 17175 ST35.8, ST45.8, DIN1629; API 5L Gr.B, X42-X70; ISO 11960, GOST, API 5CT J55 K55 N80-1 N80-Q L80-1 L80-9Cr P110, etc. |
| Structural pipe | 20# 35# 45# Q345B, 16Mn, Q345B-E, 20Mn2, 25Mn, 30Mn2, 40Mn2, 45Mn2, SAE1018, SAE1020, SAE1518, SAE1045. |
| Liquid pipe | 20# q295b-e, q345b-e |
| High pressure boiler tube | 20G 15MnG 20MnG 15CrMoG, 12Cr1MoVGSt35.8, sa106b, sa106c, sa210a, sa210c, A333P2, A333P11, A33P12, A333P22, A33P36, A333P91, A333P92, A335T2, A335T11, A335T12, A335T22, A335T91, A335T23, A335T9,SA179 ,SA192 SA213 SA210 |
| Pipeline | API SPEC 5L, X42, X52, X60, X65,X70,X80ASTMA53, ASTM A106, ASTM A333, BS301, BS3602, BS3603, BS3604, PSL1, PSL2, DNV-OS-F101, CSA-Z245 |
| Alloy pipe | 4140, 42CrMo, 32CrMo, 15CrMo |
|
Outer Diameter |
10~630mm |
| Wall Thickness | 2.5~50mm |
| Length | 5.8m, 6m, 11.8m, 12m, Random length, or as required |
| Delivery conditions | N-(normalizing); A-(annealing); T-(tempering); Q-(quenching); N+T; Q+T.etc |
| Processing | Galvanizing; cutting; making thread outside the pipe; Machining. |
| Ends | Flat end or beveled end, threaded end. Protected by plastic caps or steel rings |
| Packing | Black paint, Varnish painting, Tarpaulin packing |
| Standard export packaging, suitable for various modes of transportation,Or provided on request. | |
| Pricing Term | Ex-Work,FOB,CNF,CFR,CIF,FCA etc. |
| Payment term | TT, L/C, Western Union, etc. |
| MOQ | 1 Ton |
Product packaging
Send Inquiry to This Supplier
1Yr
Business Type
Manufacturer
Year Established
2015
Factory Size
10,000-30,000 square meters
Annual Export Value
US$5 Million - US$10 Million
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