PROVEN TECHNOLOGY
FOR INDIVIDUAL VALVE
SOLUTIONS - WORLDWIDE
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standards
GWC’s complete product line is designed, manufactured and tested in full accordance with API, ASME and International standards. The following list contains the most applicable standards for GWC Ball, Gate, Globe, Check and Butterfly Valve product line.

AMERICAN STANDARDS

American Petroleum Institute

API-6D

Specification for Pipeline Valves

API-6D SS

Specification for Subsea Pipeline Valves

API-6A

Specification for Wellhead and Christmas Tree Equipment

API-6FA

Specification for Fire Test for Valves

API-594

Check Valves: Wafer, Wafer Lug, & Double Flanged Type

API 598

Valve Inspection & Testing

API-600

Bolted Bonnet Steel Gate Valves for Petroleum & Natural Gas Industries

API-602

Compact Steel Gate Valves – Flanged, Threaded, Welding & Extended – Body Ends

API-607

Fire Test for Soft-Seated Quarter – Turn Valves

API-608

Metal Ball Valves – Flanged, Threaded, & Welding End

API-609

Butterfly Valves: Double Flanged, Lug & Wafer – Type

API-Q1

Specifications for Quality Programs for the Petroleum, Petrochemical and Natural Gas

American Society of Mechanical Engineers

ASME-B1.20.1

Pipe Threads, General Purpose (inch)

ASME-B16.11

Forged Fittings, Socket-Welding & Threaded

ASME-B16.10

Face to Face & End to End Dimensions of Valves

ASME-B16.

Pipe Flanges & Flanged Fittings NPS 1/2 ~ NPS 24

ASME-B16.47

Large Diameter Steel Flanges NPS 26 ~ NPS 60

ASME-B16.25

Buttwelding Ends

ASME-B16.34

Valves – Flanged, Threaded & Welding End

INTERNATIONAL STANDARDS

ISO 9001:2008

Quality Management Systems

ISO 14001

Environmental Management

OHSAS 18001:2007

Occupational Health & Safety Management System

ISO/TS 29001

Petroleum, Petrochemical & Natural Gas Industries – Sector Specific Quality Management Systems

CE/PED

Pressure Equipment Directive

GOST

Russian National Technical Standards

CRN

Canadian Registration Number

Z245.15.96

Pipeline Steel Valves

ATEX:

European for explosive atmosphere

SIL3

Measurement of performance required for safety instrument function