FM UL certificate ductile iron flange pipe fittings grooved rigid coupling
FM / UL / ISO 9001 / BSI / SGS Approved: Grooved Elbow, Tee, Rigid / Flexible Coupling, Mechanical Tee, Cross, Concentric Sockets etc.
|Material||Ductile Iron ASTM A 536|
|Standard||Thread: BSPT(ISO 7/1), NPT (ASME B16.3)|
|Dimension: ISO 49, DIN 2950, EN10242|
|Chemical Propety||(C %2.4-2.9),(Si %1.4-1.9),(Mn %0.4-0.65),(P% <0.1),(S% <0.2%)|
|Physical Property||Tensile strength>=350Mpa, Elongation>=10%,Hardness<=150HB|
|Surface||Epoxy Painting / Galvanized /|
Ductile Iron Grooved Fittings FM UL Approved Fire Protection System
Rigid Coupling, flexible coupling, equal elbow, tee, mechanical tee, cross, concentric coupling, etc.
All the grooved fittings we FM, UL, ISO 9001 & CE Approved; quality is assured.
All the products will be tested and inspected, including the material test before production, groove and surface inspection after production. Also we’ll assure in-time delivery.
Relevant products: malleable iron fittings, grooved ductile iron fittings, plastic lining fittings, and home decoration fittings.
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