• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Standard: API, ASTM, DIN, GB, JIS
  • Standard2: API 5CT, API 5L, ASTM A106-2006, ASTM A53-2007, DIN 17175, GB 3087-1999, GB/T 8162-1999, GB/T 8163-1999, JIS G3454-2007, JIS G3455-2005, JIS G3456-2004
  • Grade Group: 10#-45#, 16Mn, A53-A369, API J55-API P110, Q195-Q345, ST35-ST52
  • Grade: 10#, 20#, 45#, 16Mn, A106(B,C), A53(A,B), API J55, API K55, Q345, St35.8, St37, St42, St45, St52
  • Thickness: 2.77 - 100 mm
  • Section Shape: Round
  • Outer Diameter(Round): 21.3 - 610 mm
  • Place of Origin: Shandong, China (Mainland)
  • Secondary Or Not: Non-secondary
  • Application: Fluid Pipe,Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, Oil Pipe
  • Technique: Hot Rolled
  • Certification: API
  • Surface Treatment: black painting, varnish or as customer demand
  • Special Pipe: API Pipe
  • Alloy Or Not: Non-alloy
  • brand: Zhongzheng
  • type: hot rolled steel seamless pipe
  • business type: manufacturer/mill
  • advantage: high quality with competitive price
  • start business: since 1996
  • Supply Ability: 500tons per day
  • shipment: good relationship with ship company
  • port: near Qingdao or Tianjin port
  • delivery: 10-25days
  • package: tied in bundle,beveled, plastic caps covered two ends etc.

Packaging & Delivery

Packaging Details beveled, caps, black painting, in bundle
Delivery Time Shipped in 10-25 days
Product Description

  API 5L GR.B ASTM A106 GRB Hot rolled carbon seamless steel pipe stockist


Packaging & Shipping






Our Services

 Good credit manufacturer

Good quality pipe,

Competitive price,

Quick delivery time.



Welcome contact:

EMAIL : mandy AT zlsteelpipe.com

Skype : zz-mandy

Whatsapp: +86 -18769516598

Company Information


Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland) | Manufacturer, Trading Company
Supplier Assessments:
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $49,000
Learn More