L290 GB/T9711.1 Pipe Line Pipe, Direct Factory Sale by Hangchen Metal
Shandong Hangchen Metal Materials Co., Ltd. is a professional supplier of seamless steel tubes, mainly dealing in products from Tianjin DaWuYou, Baogang, Baoshan, Henggang, Fengbao, Huifeng, Panjin, and other steel mills, including seamless tubes, alloy tubes, high-pressure boiler tubes, high-pressure alloy tubes, oil cracking pipes, fertilizer-specific pipes, pipeline pipes, low and medium-pressure boiler tubes, fluid tubes, and structural tubes. We also offer cold drawn seamless steel tubes produced by steel mills in Jiangsu, Tianjin, Linyi, etc. Available sizes range from Φ3mm to Φ1020mm. We sell square tubes, stainless steel tubes, stainless steel plates, and other products. Additionally, we can customize precision bright steel tubes with Φ2-273mm diameters and various material and wall thickness specifications.
Our seamless steel pipes, 12Cr1MoVG alloy pipes, 15CrMo alloy pipes, and high-pressure boiler pipes are available in full varieties, with superior quality, reasonable prices. Backed by our good reputation, comprehensive services, and ample supply, we are highly regarded in the domestic industry!
Carbon Steel Grades: 10#, 20#, 20G, 15CrMoG, 12Cr1MoVG、P91(T91) 、P92(T92)、P22(T22)(10CrMo910)、P11(T11) 、P12(T12)、WB36(15NicuMob5)、27SiMn、P5(Cr5Mo)、P9(Cr9Mo)、12CrMo、15CrMo、210C 、35CrMo、40CrMo、Q345B、345C、Q345D，Q345E。
Stainless Steel Grades: 06Cr19Ni10 (304), 022Cr19Ni10 (304L), 20Cr25Ni20 (310), 06Cr25Ni20 (310S), 06Cr17Ni12Mo2 (316), 022Cr17Ni12Mo2 (316L), 06Cr18Ni11Ti (321), 07Cr19Ni11Ti (321H), 06Cr18Ni11Nb (347), 07Cr18Ni11Nb (347H), 022Cr23Ni5Mo3N (2205), etc. 
Execution Standards: Seamless steel pipes for structural use (GB/T8162-2008), seamless steel pipes for fluid conveyance (GB/T8163-2018), low and medium pressure boiler tubes (GB/T3087-2008), high pressure boiler tubes (GB/T5310-2017), high pressure alloy tubes (GB/T5310-2017), special pipes for fertilizer (GB/T6479-2013), oil cracking pipes (GB/T9948-2013), pipes for pipeline transportation systems in the oil and gas industry (GB/T9711-2017), hydraulic support pipes (GB/T17396-1998), geological special pipes (YB235-70), cold-rolled precision seamless pipes (GB3639-83), stainless steel seamless pipes for fluid conveyance (GB/T14796-2012), stainless steel seamless pipes for boilers and heat exchangers (GB/T13296-2013), etc.
Our company offers stable product quality, abundant supply, reasonable prices, timely delivery, and operates on the principles of honesty and mutual benefit. We sincerely invite both new and old customers to visit and discuss business opportunities.
We solemnly promise to you: guarantee the quality, offer the price, and provide the most comprehensive after-sales service to thank both new and old customers. For specifications not available, please contact us in advance to place an order via phone, ensuring timely delivery.
The company can customize various special specifications and materials of seamless steel tubes, ensuring timely delivery, competitive pricing, superior quality, and provide original material certificates. We operate normally on holidays and can handle road and rail transportation. For large quantities, direct shipment from the steel mill is available. We also offer acceptance and settlement services. 
