• 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, ST35-ST52
  • Grade: 10#, 20#, 45#, 16Mn, A106(B,C), A53(A,B), API J55, API K55, St35.8, St37, St42, St45, St52
  • Thickness: 2.5 - 75 mm
  • Section Shape: Round
  • Outer Diameter(Round): 33.4 - 610 mm
  • Place of Origin: Shandong, China (Mainland)
  • Secondary Or Not: Non-secondary
  • Application: Structure Pipe
  • Technique: Hot Rolled
  • Certification: API 5L, API5CT
  • Surface Treatment: as the customer request
  • Special Pipe: API Pipe
  • Alloy Or Not: Non-alloy
  • brand: Zhongzheng
  • start business: since 1996
  • type: carbon steel pipe & tube
  • business type: manufacturer
  • advantage: high quality with competitive price
  • Supply Ability: 500tons per day
  • shipment: good relationship with ship company
  • port: Qingdao or Tianjin
  • delivery: 10-30days
  • package: beveled, plastic caps covered two ends etc.
Product Description

  hot rolled carbon seamless steel pipe


Packaging & Shipping




Our Services

 Good credit manufacturer

Good quality pipe,

Competitive price,

Quick delivery time.



  EMAIL : mandy AT zlsteelpipe.com

 Skype : zz-mandy

  Mobile :0086 -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