SH/T 3404-2013 (English Version) PDF

Scope: This standard specifies the requirements for type, size, material, manufacturing, inspection, testing, marking and marking of fasteners used for flange connections of petrochemical steel pipes. This standard applies to the manufacturing and acceptance of fasteners used in SH/T 3406 "Petrochemical Steel Pipe Flange", including hexagonal head bolts, fully threaded studs and hexagonal nuts.

SH/T 3404-2013 Referenced Document

ASTM A193/A193M Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service
ASTM A194/A194M Standard Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
ASTM A320/A320M Standard Specification for Alloy/Steel Bolting Materials for Low-Temperature Service
GB/T 1220 Stainless steel bars
GB/T 1221 Heat-resistant steel bars
GB/T 196 General purpose metric screw threads--Basic dimensions
GB/T 197 General purpose metric screw threads—Tolerances*， 2018-03-15 Update
GB/T 2 Fasteners.Ends of parts with external thread*， 2016-02-24 Update
GB/T 3077 Alloy structure steels*， 2015-12-10 Update
GB/T 3098.1 Mechanical properties of fasteners.Blots, screws and studs
GB/T 3103.1 Tolerances for fasteners--Bolts,screws,studs and nuts
GB/T 5779.1 Fasteners-Surface discontinuities-Bolts,screws and studs for general requirements
GB/T 5779.2 Fasteners-Surface discontinuities-Nuts
GB/T 699 Quality carbon structure steels*， 2015-12-10 Update
GB/T 700 Carbon structural steels
GB/T 90.1 Fasteners—Acceptance inspection*， 2023-05-23 Update
JB/T 58651.2 Fastener Product Quality Grading Bolts
JB/T 58651.3 Fastener Product Quality Grading Studs
JB/T 58651.4 Fastener product quality grading nut
SH/T 3406 Specification for steel pipe flanges in petrochemical engineering*， 2022-04-08 Update