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Bolted Mechanical fittings, Standard®
Features and Benefit, Standard® Series
Parts and Material, Standard® Series
Coupling, Standard® Series
Reducing Coupling, Standard® Series
Flange Adaptor, Standard® Series
Elbow, Standard® Series
Elbow 45°,22.5°,11.25°, Standard® Series
Tee, Standard® Series
Reducing Tee, Standard® Series
Flange Tee, Standard® Series
Cap, Standard® Series
Outlet in Pipe End, Standard® Series
Outlet with Reducer, Standard® Series
Outlet with Tee, Standard® Series
Bolted Mechanical fittings, SteelLock®
Junior Mechanical fittings, Standard®
Malleable Iron Threaded Pipe Fittings
Valves,Strainers and Meters
Surface Box and Manhole Covers
Auto Parts and Machine Parts

Qingdao Rockpower International Co., Ltd.

Add: 1506, Sino-Commerce Building, 100, Middle Hongkong Road, Qingdao, China
Tel: (0532)  8592-1910
Fax: (0532) 8592-1252
E-mail: rockson@rockpower.cn

Bolted Mechanical fittings, Standard®
Parts and Material, Standard® Series
Parts and Material, Standard® Series
Type: Bolted Mechanical fittings, Standard®
Name: Parts and Material, Standard® Series

The Standard® Series of Bolted Mechanical Fittings are manufactured in our own factories under quality management system in accordance with ISO 9001:2008.


Body and End Rings

Ductile Cast Iron to BS EN 1563 Grade GJS450-10


T-Bolts and Nuts

to BS EN 20898-1 Grade 4.8



EPDM:  to BS2494 type W&D

           Suitable for Potabale Water, Sewage and Chemicals (not suitable for Petroleum Products).

           Suitable Temperature Range: -40℃ to +90℃.

NBR:    to DIN3535-3

           Suitable for Natural Gas and Petroleum Products (not suitable for Potable Water).

           Suitable Temperature Range: -20℃ to +100℃.


Lock Rings and Washers

Acetal Copolymer (POM-K) Grade Celcon® M90 or equivalent.



Body and short T-bolts are Epoxy Powder Coated in WRAS Approved Material. T-Bolts and nuts are protected by Cathode Electrophoresis Coating against corrosion.

Coating Thickness for Cathode Electrophoresis:  ≥20±5μ

Coating Thickness for Epoxy Powder Coating:  ≥150μ

Qingdao Rockpower International Co.,  Ltd.  Tel.: (86 532)8592 1910,8592 1920 E-mail: rockson@rockpower.cn
Shandong ICP for 13022564 technical support:www.huaxiashangwu.com