Standard No.:	CB/T 3480-1992
Chinese Name:	钢通舱管件
Chinese Classification:	U55    Marine pipe fittings
Professional Classification:	CB    Professional Standard - Watercraft
ICS Classification:	47.020.30 47.020.30    Piping systems 47.020.30
Source Content Issued by:	CSSC
Issued on:	1992-8-21
Implemented on:	1993-5-1
Status:	valid
Superseding:	CB 201-1964
Target Language:	English
File Format:	PDF
Word Count:	12500 words
Translation Price(USD):	375.0
Delivery:	via email in 1 business day

Flat Head Riveted Nuts 1 Subject content and application scope This standard specifies product classification, technical requirements, test methods, inspection rules, marking and packaging for steel bulkhead pipe penetrations with flange connection sizes as per GB 569 and GB 2501 (hereinafter referred to as “pipe penetration”). This standard is applicable to marine piping systems conveying seawater, fresh water, fuel oil and air at temperatures not exceeding 300°C for steam ships. 2 Normative references GB 569 Marine pipe flanges—Connection dimensions and mating face GB 2501 Marine pipe flanges—Connection dimensions and mating face GB 5312 Carbon and carbon-manganese steel seamless steel tubes and pipes for ship 3 Product classification 3.1 The models of bulkhead pipe penetrations are specified as follows: Model A—flange connection size as per stud-fixed bulkhead pipe penetrations according to GB 569; Model AS—flange connection size as per stud-fixed bulkhead pipe penetrations according to GB 2501; Model AH—flange connection size as per stud-fixed thickened bulkhead pipe penetrations according to GB 569; Model AHS—flange connection size as per stud-fixed thickened bulkhead pipe penetrations according to GB 2501; Model B—flange connection size as per weld-fixed bulkhead pipe penetrations according to GB 569; Model BS—flange connection size as per weld-fixed bulkhead pipe penetrations according to GB 2501; Model BH—flange connection size as per weld-fixed thickened bulkhead pipe penetrations according to GB 569; Model BHS—flange connection size as per weld-fixed thickened bulkhead pipe penetrations according to GB 2501; Model C—flange connection size as per stud-fixed bulkhead pipe penetrations according to GB 569; Model CS—flange connection size as per stud-fixed bulkhead pipe penetrations according to GB 2501; Model CH—flange connection size as per stud-fixed thickened bulkhead pipe penetrations according to GB 569; Model CHS—flange connection size as per stud-fixed thickened bulkhead pipe penetrations according to GB 2501; Model D—flange connection size as per weld-fixed butting bulkhead pipe penetrations according to GB 569; Model DS—flange connection size as per weld-fixed butting bulkhead pipe penetrations according to GB 2501;

1 Subject content and application scope 2 Normative references 3 Product classification 4 Technical requirements 5 Test methods and inspection rules 6 Marking and packaging Additional explanation: