Data of 1-1/4" size conical joint union

Different of ASTM , DIN and BS :

ASTM—American Society for Testing and Materials

ASTMInternational , know until 2001 as the American Socirty for Testing and Materials (ASTM),is an international standard organization that develops and publishes voluntary consensus technical standard for a wide range of materials , products , systems,and services . Some 12575 ASTM voluntary consensus standard operate globally. The organization’s headquarters is in West Conshohocken , Pennsylvania, about 5mi (8.0 km) northwest of Philadelphia .

DIN –Deutsches Institut fur Normung

Deutsches Institut fur Normung e.V. (DIN; in English , the German Institute for Standardization ) is the German national organization for Standardization and is the German ISO member body . DIN is a Registered German Association (e.V.) headquatered in Berlin . There are currently around thirty thousand DIN Standards , covering nearly every field technology .

BS—British Standards

British Standards (BS) are the standards produced by BSI Group which is incorporated under a Charter (and which is formally designated as the Nation Standards Body (NSB) for the UK ). The BSI Group produces British Standards under the authority of the Charter , which lays down as one of the BSI’s objectives.

Size of 1-1/4" size conical joint union

25 Years Experience
Leyon steel also known as “China malleable”. For these 25 years, Leyon is always focusing on research and development of malleable iron fittings, grooved fittings, grooved couplings, tubing and valves that are mainly applied in such industries as fire protection, water supply, construction industry, municipal engineering and petrochemical.

Currently, Leyon is one of the largest pipe fittings manufacturers in the world, and is dedicated to provide secure, reliable and cost effective pipe fittings, with large products capacity, superior quality, strong R&D strength and first class service.

Our main production facilities include Sinto automatic molding line, automatic molding sand mixers from Germany, cupola furnaces, electric furnaces and more.

Leyon is also ISO 9001:2008-, BSI-, CCC-, UL- and FM-certified, furthermore, we were named as the Shanxi Famous brand.

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