Carbon Steel Fully Welded Heating Ball Valve

A: The main standards include GB/T 12237 (Chinese ball valve standard), API 6D (pipeline ball valves), ASME B16.34 (pressure and temperature ratings), and API 598 (valve inspection and testing). For the heating sector, the "Technical Conditions for Fully Welded Ball Valves for Central Heating" issued by the China Urban Heating Association can also be referenced. When purchasing, the following must be verified: the manufacturer's special equipment manufacturing license, welding procedure qualific

A: Complete purchasing information should include: media type, operating temperature and peak temperature, operating pressure and fluctuation range, diameter and pressure rating, installation method , actuation method , full bore or reduced bore, sealing material requirements, weld end bevel type and size, anti-corrosion coating requirements , applicable standards, whether fireproof design is required (API 607), certification requirements, and target quantity and delivery date.

A:Standard products:1-2 weeks.Forged steel API 602 series: 2-4 weeks.Custom large-diameter valves:4-6 weeks.Expedited production available upon request.

A: No strict MOQ for standard products. Custom specifications may require minimum quantities contact us for details.

A: T/T (30% deposit, 70% before shipment), L/C at sight, and other negotiable terms for established customers. RMB settlement available for Russian and CIS markets via CIPS.