L245 GB/T9711.1 pipeline steel, Hengchen metal processing customization
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 tubes, 12Cr1MoVG alloy pipes, 15CrMo alloy pipes, and high-pressure boiler pipes are available in full range, of superior quality, and reasonable prices. Backed by our good reputation, comprehensive services, and ample supply, our company enjoys an excellent reputation among peers in the domestic industry!
Main 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 tubes for structural use (GB/T8162-2008), seamless steel tubes 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 tubes for fertilizer (GB/T6479-2013), petroleum cracking tubes (GB/T9948-2013), tubes for pipeline transportation systems in the petroleum and natural gas industry (GB/T9711-2017), hydraulic support tubes (GB/T17396-1998), geological special tubes (YB235-70), cold-rolled precision seamless tubes (GB3639-83), stainless steel seamless tubes for fluid conveyance (GB/T14796-2012), stainless steel seamless tubes for boilers and heat exchangers (GB/T13296-2013), etc.
Our company maintains stable product quality, ample supply, reasonable prices, and timely delivery. Adhering to the principles of honesty, mutual benefit, and mutual trust, we sincerely invite both new and old customers to visit and discuss business opportunities.
We solemnly promise to you: We guarantee the quality, the price, and the most comprehensive after-sales service to thank both new and old customers. For specifications we do not currently have, please contact us by phone to place an order in advance, ensuring timely delivery.
The company can customize various special specifications and materials of seamless steel pipes, with timely delivery, low prices, and superior quality, accompanied by original material certificates. We operate normally on holidays and can handle auto and rail transportation. For large quantities, direct shipment from the steel mill is available. We also offer acceptance and settlement services. 
