T/GZHG 004-2017 Active Group standards

T/GZHG 004-2017 Modified Polypropylene (GFHB) Square Single-Wall Ribbed Pipe。

Publish Date: 2017-08-31 Implement Date: 1970-01-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/GZHG 004-2017

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Synthetic materials

ICS Name: Other building materials

Publish Date: 2017-08-31

Implement Date: 1970-01-01

Scope

Main technical content: 5.1 The inner and outer surfaces of the appearance pipes shall be clean and smooth, with no bubbles, obvious scratches, indentations, impurities, or uneven coloration. The pipe ends shall be cut flat and perpendicular to the pipe axis. 5.2 The specifications and tolerances shall comply with the provisions of Table 1. 5.3 The length of square pipes (GFHB square power single-wall corrugated pipes) is generally 6.2m, which can be agreed upon by both parties. The length of the square power single-wall corrugated pipes shall include the length of the socket, and the length tolerance shall be ±0.5% of the total length. 5.4 Physical and mechanical properties: The physical and mechanical properties of the square power single-wall corrugated pipes (GFHB) shall comply with the requirements of Table 2. Table 2: Physical and mechanical property items Unit Indicator