Q/BQB 230-2018 English PDF (QBQB230-2018)

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Q/BQB 230-2018: Seamless Steel Pipe for Drilling
Q/BQB 230-2018
ENTERPRISE STANDARD OF
BAOSHAN IRON and STEEL CO., LTD.
Seamless Steel Pipe for Drilling
Issued on: January 31, 2018
Issued by: BAOSHAN IRON and STEEL CO., LTD.
Table of Contents
Self-commitment ... 3 
Technical Indicator 1 ... 4 
Self-commitment
The content that is stipulated in Q/BQB 230-2018 Seamless Steel Pipe for Drilling,
which was formulated and published by our company, complies with relevant national
laws and regulations, and requirements in compulsory standards and relevant
industrial policies. In accordance with the stipulated procedure, this Standard was
approved and issued by our enterprise’s legal representative.
Products that are produced by our company comply with the various technical
requirements stipulated in this Standard. The serial number of standards is clearly
indicated on corresponding product packages. Our company undertakes the
responsibility for the authenticity, accuracy and legitimacy of the disclosed information,
and undertakes all the legal liabilities of consequences triggered by the implementation
of this Standard.
BAOSHAN Iron and Steel Co., Ltd.
January 31, 2018
Technical Indicator 1
Name of indicator: main technical indicators, such as chemical composition and
mechanical properties
Requirement of indicator: please refer to the attachment for the main indicators, such
as chemical composition and mechanical properties, and their test methods
Name of test methods: please refer to the attachment
(please refer to Page 4 for details)