... , Germany, Italian, Australian, Japanese style.... 2. forged or pressed 3. Q235 British type pressed and forged double coupler 1. Material: Q2352. Size ... type drop forged double coupler weight: 1.05kg,British type pressed double coupler weight: 0.82kg5. Standards: BS1139, EN74 / EN74B6. Package ... , Brazilian style couplers.....etc BS1139, EN74 / EN74B Drop forge and pressed couplers