T/CSTM 01388-2025 Medium-thick hot-rolled steel plate for marine drilling risers
T/CSTM 01388-2025 Ocean drilling mud-way tubing is made of thick hot-rolled steel plate
Basic Information
Scope
Scope: This document specifies the designation method of hot-rolled steel plates for marine drilling risers, their dimensions, shapes, weights, technical requirements, inspection and testing, inspection rules, packaging, marking, and quality certificates. This document applies to medium-thick hot-rolled steel plates for marine drilling risers with a thickness of 12.7 mm to 31.8 mm (hereinafter referred to as "steel plates"). Main technical content: This document specifies the designation method of hot-rolled steel plates for marine drilling risers, their dimensions, shapes, weights, technical requirements, inspection and testing, inspection rules, packaging, marking, and quality certificates. This document applies to medium-thick hot-rolled steel plates for marine drilling risers with a thickness of 12.7 mm to 31.8 mm (hereinafter referred to as "steel plates").