... British, Germany, Italian, Australian, Japanese style.... 2. forged or pressed 3. Q235 British type pressed and forged double coupler 1 ... dip galvanized. 4. British type drop forged double coupler weight: 1.05kg,British type pressed double coupler weight: 0 ... customer weight, requirements. Besides BS1139 standards, we provide Japanese/Korean style JIS standard, Australian style AS1576 standard couplers, ...