简体中文
3-3/4”, Style 1028 Pressure Rings, SSF, Gold color (SuperGold®), -10 to +300°F, 40,000 psi，Standard Service
3-3/4”, Style 1028 Pressure Rings, SSF, Gold color (SuperGold®), -10 to +300°F, 40,000 psi，CO2 Service
3-3/4”, Style 1067 Pressure Rings, SSF, Black color, -10 to +250°F, 15,000 psi, Standard Service
3-3/4”, Style 1067 Pressure Rings, SSF, Black color, -10 to +250°F, 15,000 psi, CO2 Service
4-1/2”, Style 1028 Pressure Rings, SSF, Gold color (SuperGold®), -10 to +300°F, 40,000 psi，Standard Service
4-1/2”, Style 1028 Pressure Rings, SSF, Gold color (SuperGold®), -10 to +300°F, 40,000 psi，CO2 Service
4-1/2”, Style 1067 Pressure Rings, SSF, Black color, -10 to +250°F, 15,000 psi, Standard Service
4-1/2”, Style 1067 Pressure Rings, SSF, Black color, -10 to +250°F, 15,000 psi, CO2 Service
4”, Style 1028 Pressure Rings, SSF, Gold color (SuperGold®), -10 to +300°F, 40,000 psi
4”, Style 1028 Pressure Rings, SSF, Gold color (SuperGold®), -10 to +300°F, 40,000 psi，CO2 Service