New national standard for rubber antioxidants is expected to be implemented during the year

The National Chemical Standardization Technical Committee Chemical Auxiliary Branch recently revealed that the new National Standard for Rubber Antioxidants (RD) is expected to be implemented in the fourth quarter of this year. According to Du Jianguo, deputy chairman of the Chemical Auxiliary Branch, the new national standard will increase the insoluble content of ethanol, the content of active ingredients, and three indexes of isopropyl diphenylamine to effectively improve the intrinsic quality of products. It is reported that the new national standards for rubber antioxidants were reported in January.

Pipe Tee

TEE

Size

1/2"-72" DN15-DN2000

Wall thickness

SCH5-SCH160XXS

Standard

ISO,SNSI,JIS,DIN,ASME,Sh3408 SH3409 HG/T21635 HG/T05010

Material

Carbon Steel like A234 WPB, 20G, A105, Q235A/B and alloy steel like ASTM A234 WP5, WP11, WP12

Executive Standard

ASME B 16.9, DIN, JIS, BS, etc

Type

Seamless

Welding Method

Butt Welding

Surface Treatment

grit blasting, black or transparent painting or according to the requirement of client

Stainless Steel Tees, Carbon Steel Tee, Galvanized Steel Tee, Steel Pipe Tee

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