Jb T 8490 2008 Translated English Of Chinese Standard Jbt 8490 2008 Jb T8490 2008 Jbt8490 2008

This Standard specifies manufacturing and acceptance requirements for floor type boring machines and milling boring machines.

This Standard specifies the technical requirements and corresponding inspection methods for metallographic examination of induction hardened steel parts. This Standard is applicable to the examination of mechanical parts made of medium carbon structural steel and medium carbon alloy steel with metallographic structure and effective hardened layer depth after high and medium induction hardening.

This Standard specifies the determination methods for the types, technical requirements, testing devices, shot strength and covert rate of projectile used for shot-peening. This Standard is applicable to the inspection on shot-peening for steel-iron parts.

This standard specifies the type and basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of electric single girder cranes.

This document provides the comprehensive list of Chinese Industry Standards - Category: JB; JB/T; JBT.

This standard specifies the technical requirements, inspection methods and rules for the annealed and quenched & annealed stainless steel rolling bearing rings and rolling elements (hereinafter referred to as bearing parts) which are made from G95Cr18 (original designation 9Cr18), G102Cr18Mo (original designation 9Cr18Mo), G65Cr14Mo that comply with the provisions of GB/T 3086-2008. This standard applies to the heat-treatment quality inspection of bearing parts made of the above materials.

This Standard specifies technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of pulse-jet bag filters. This Standard is applicable to pulse-jet bag filters (hereinafter referred to as bag filter).

This Part of JB/T 7688 specifies the general technical requirements, test methods, inspection rules for metallurgical cranes (hereinafter referred to as cranes). This Part is mainly applicable to special-purpose cranes for metal smelting, rolling, thermal processing enterprises, including ladle cranes, bin cranes, slab handling cranes, claw cranes, forging cranes, quenching cranes. Other similar metallurgical cranes may also refer to this standard.