JB/T 6880.2-2008 (English Version) PDF

Scope: This standard specifies the grades, technical requirements, test methods, inspection rules, defect repair and marking, packaging, transportation and storage of steel castings for pumps (hereinafter referred to as castings). This standard applies to cast steel for centrifugal pumps, mixed flow pumps, axial flow pumps, vortex pumps, water ring vacuum pumps, reciprocating pumps, screw pumps, and gear pumps that are sand cast and have no special requirements or provisions for repair welding in the drawings or other technical documents. pieces. Other types of pumps can also be adopted according to their applicable parts.

JB/T 6880.2-2008 Referenced Document

GB/T 11170 Stainless steel .Determination of multi-element contents.Spark discharge atomic emission spectrometric method (Routine method)*， 2008-09-11 Update
GB/T 11351 Mass tolerances of casting*， 2017-11-01 Update
GB/T 11352-1989 Carbon steel castings for general engineering purposes
GB/T 2100-2002 Corrosion-resistant steel castings for general applications
GB/T 4336 Determination of multi-element content in carbon steel and medium and low alloy steel Spark discharge atomic emission spectrometry (conventional method) Amendment No. 1
GB/T 6060.1 Surface roughness comparison specimen—Part 1: Casting surface*， 2018-09-17 Update
GB/T 6414 Castings.Dimensional tolerances and geometrical tolerances and machining allowances*， 2017-12-29 Update
JB/T 5413 Acceptance specification for mixed and axial floe pumps with open blades
JB/T 6879 Dimensional tolerances of flow-passing parts of centrifugal pump castings*， 2021-12-02 Update