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Cast Steel Flanged Safety Valve DN100 Price List – Factory Direct Offers Better Savings

2026-08-07

Its robust cast steel construction and flanged connections ensure reliable performance in demanding industrial applications. This article provides a clear price list and key selection parameters for DN100 cast steel flanged safety valves.The main safety valve product names of China safety valve Network include:A28X Air Compressor Safety Valve,AD Safety Valve Muffler,Bellows Spring Fall Lift SafetyValve,Spring Low Lift Safety Valve,Spring Low Lift High Pressure Safety Valve,Spring Low Lift Closed High Pressure Safety Valve,Thermal Power Station Used Non-standard Safety Valve,Ultra-high Pressure Safety Valve,Vacuum Negative Pressure Safety Valve.

Price Reference for Cast Steel Flanged Safety Valve DN100

Cast steel flanged safety valve prices vary based on pressure rating, material grade, and certification:

 

Model

Pressure Rating

Body Material

Approx. Price (CNY)

A42Y-16C

PN16

WCB

2,000 - 2,500

A42Y-25C

PN25

WCB

3,000 - 3,500

A42Y-40C

PN40

WCB

4,000 - 4,800

A42Y-100C

PN100

WCB

6,000 - 8,000

A42Y-16P

PN16

CF8

3,500 - 4,200

Prices shown are factory direct estimates, tax inclusive for domestic orders. Export orders can exclude VAT. Custom machining and extra certificates add cost. Higher alloy materials cost more than standard WCB. Bulk orders of 5+ units typically qualify for volume discounts.

Technical Specifications

DN100 cast steel flanged safety valves incorporate design features for reliable operation:

Pressure and Temperature: PN16 to PN100 pressure ratings, Class 150 to Class 600 available. Temperature capability up to 425°C for WCB. Higher alloy grades extend temperature range.

Materials: ASTM A216 WCB standard; WC6/WC9 for high temperature; stainless steel CF8/CF8M for corrosive service. Valve disc and seat hard-faced with Stellite for wear resistance. Spring material: Inconel X-750.

Design Features: API 526 compliant design; full lift for maximum discharge capacity; closed bonnet; renewable seat; adjustable set pressure. Flanged connections per ASME B16.5.

Factory Direct Advantages

Purchasing directly from the factory offers cost savings of 10-30% compared to distributor pricing. You benefit from direct factory technical support, complete quality control verification, faster delivery through priority production scheduling, and full material traceability with certified test reports.

Selection Considerations

When selecting a DN100 safety valve, match set pressure to system MAWP. Calculate required discharge capacity based on maximum steam generation rate. Confirm temperature rating exceeds maximum operating temperature. Select material compatible with process media. Verify flange standard matches piping.

Summary

DN100 cast steel flanged safety valves are essential overpressure protection devices with prices starting from approximately 2,000 CNY for PN16 WCB models. Factory direct purchasing provides cost savings and quality advantages. Selection requires careful evaluation of pressure rating, temperature capability, and material compatibility. Consulting with qualified valve manufacturers who provide certified performance documentation ensures reliable system protection and long-term operation.

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