Description

Material

Technical Process

Ductile iron

castings

ASTM    A 536-Gr.60-40-18,etc

DIN   GGG40,GGG50,etc

JIS    FCD40,FCD50 etc

BS    Gr370-17,Gr420-12,etc

Green-sand moulding

Resin-sand moulding

Lost foam cast

Shell-core cast

Electric-furnace smelting

Grey iron

castings

ASTM   A48-No.20,25,30 etc.

DIN   GG10,GG15,GG20,etc

JIS   FC10,FC15,FC20,etc

BS   Grade 150,180,220,etc

NF   FGL150,FGL200,FGL250,etc

Green-sand moulding

Resin-sand moulding

Lost foam cast

Shell-core cast

Electric-furnace smelting

Carbon steel

castings

ASTM   A216-Gr. WCB, etc

DIN    GS-C25(1.0619),etc

GS   45(1.0446), GS-52(1.0552) etc

JIS   SC410, SC450, etc

BS   A1, A2, A5;

NF   GE230, GE280, GE320 etc

Soluble glass sand moulding

Resin-sand moulding

Lost wax casting

(Investment casting)

Lost foam cast

Shell-core cast

Electric-furnace smelting

Stainless steel

castings

ASTM  CF-8M, 316, 304 etc

DIN   G-X6CrNi18 9(1.4308) etc

G-X  20Cr14(1.4027) etc

JIS   SCS13, SCS 1, SCS 2 etc

NF   Z6CND18.12M,  etc

Soluble glass sand moulding

Resin-sand moulding

Lost wax casting

(Investment casting)

Electric-furnace smelting

Alloy steel

castings

ASTM   LCC

DIN   GS-40Mn5(1.1168) etc

UNS   J02505, J13048

GS   37MnSi5(1.5122) etc

JIS   SCMn3, SCW480 etc

NF   G20M6, G35CrMo4

Soluble glass sand moulding

Resin-sand moulding

Lost wax casting

(Investment casting)

Electric-furnace smelting