What should be confirmed before ordering?

Confirm size, connection, material, medium, pressure, temperature and installation conditions against the final project requirement.

Are the listed ratings applicable to every size?

No. Ratings and dimensions vary by model, size, material and end connection. Use the supplier drawing and final technical data for confirmation.

Can materials and dimensions be customized?

The catalog lists standard ranges. Material, connection and dimensions may be supplied to project requirements after technical confirmation.

Which documents can be requested?

Dimensional drawing, material information, inspection record and packing documentation can be requested with the order.

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Pulverized Coal Pipeline Three-Way Corrugated Expansion Joint

Pipes Fittings & Flanges Expansion Joints

Expansion Joints

Pulverized Coal Pipeline Three-Way Corrugated Expansion Joint

Pulverized-coal pipeline three-way corrugated expansion joint; DN300–DN600 listed; ≤0.1 MPa; design burst pressure ≥0.35 MPa.

Quick Specifications

Type Pulverized-coal pipeline three-way corrugated expansion joint

Size DN300–DN600 listed

Material Double-layer austenitic stainless steel bellows; inner 0Cr17Ni14Mo2, outer 0Cr18Ni9GB3280

Pressure ≤0.1 MPa; design burst pressure ≥0.35 MPa

Connection Butt welded

Temperature 0–350 °C

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Product Overview

Three-direction compensator for power-plant boiler coal-powder conveying lines. Key configuration must be confirmed against the actual medium, design pressure, design temperature, connection standard and installation conditions.

Parameter	Value
Model	YZMF
Product Family	Metal bellows compensator
Size Range	DN300–DN600 listed
Pressure Rating	≤0.1 MPa; design burst pressure ≥0.35 MPa
Body / Main Material	Double-layer austenitic stainless steel bellows; inner 0Cr17Ni14Mo2, outer 0Cr18Ni9GB3280
End Connection	Butt welded
Temperature Range	0–350 °C
Typical Application	Three-direction compensator for power-plant boiler coal-powder conveying lines.
Ordering Notes	Confirm selected size, connection, material, pressure-temperature limit and required certification before order.
Catalog Reference	Catalog p. 53

Pulverized Coal Pipeline Three-Way Corrugated Expansion Joint

Quick Specifications

Product Overview

Q: What should be confirmed before ordering?

Q: Are the listed ratings applicable to every size?

Q: Can materials and dimensions be customized?

Q: Which documents can be requested?

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