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Help CenterHigh Quality ASTM A106 5L 10# 20# 45# Q235 Q345 Carbon Seamless Steel Pipe for Construction Machinery Oil Water Transportation
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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 |
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