malleable iron union, male and female union,M&F union

Certificate

UL ISO9001:2008

BSI (Kite mark)

Process name/operation description

Pattern making---sand casting---smelting (electric furnace) ---annealing---grinding---shot blasting---galvanizing---lathe machining---anti-rust line---packaging.

Chemical properties

C%   2.5-3.2

Si%  1.2-1.85

P%   ≤0.1

Mn%   0.3-0.7

S%    ≤0.25

Physical properties

Tensile strength ≥300N/mm2

Elongation ≥6%

Hardness :< 150HB

Air pressure test

0.5Mpa

100% test before shipment

   British standard

   Dimension: BS EN 10242

                 BS 143&1256

   Threads: ISO 7/1

Union  items:

Iron to iron, Iron to bronze, bronze to bronze,union elbow 

Contact information

Ms Yili Zhou

Tel: 86 539 8576377

Fax: 86 539 8576118

Website: www.dongfangguanjian.com