HONGYI

RFQ Guide

How Should You Plan Threads and Tapped Holes for CNC Machined Parts?

2026-09-29
Learn how to specify thread callouts, blind-hole depths, pitch, tool access, inserts, finishes, inspection, and RFQ details for CNC machined…
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How Should You Choose Between Aluminum 6061 and 6082 for CNC Machined Parts?

2026-09-29
Compare aluminum 6061 and 6082 for CNC machined parts by strength, machinability, geometry, tolerances, welding, inspection, cost, and RFQ requirements.
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How Should You Specify Powder Coating for Sheet Metal Parts?

2026-09-29
Learn how to specify sheet metal powder coating through pretreatment, film build, masking, tolerances, cosmetic criteria, inspection, curing, and RFQ…
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Stainless Steel 303 vs 304: Which Should You Choose for CNC Machined Parts?

2026-09-29
Compare stainless steel 303 and 304 for CNC machined parts by machinability, corrosion exposure, welding, tolerances, total cost, and RFQ…
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Insert Molding vs Overmolding: Which Process Fits Your Plastic Part?

2026-09-29
Compare insert molding and overmolding by function, materials, retention, tooling, inspection, total cost, and the RFQ details suppliers need.
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How Should You Design Holes, Edge Distances, and Bend Reliefs in Sheet Metal Parts?

2026-09-29
Learn how to specify sheet metal hole size, edge clearance, hole spacing, bend distance, relief geometry, inspection, and RFQ details…
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4140 vs 1045 Steel: Which Should You Choose for CNC Machined Parts?

2026-09-29
Compare 4140 and 1045 steel for CNC machined parts by load, machinability, heat treatment, tolerance, inspection, cost, and RFQ requirements.
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How Should You Plan Gate Type and Gate Location for Injection Molded Parts?

2026-09-29
Learn how to specify injection molding gate type, location, vestige, degating, flow balance, inspection, and RFQ details before tooling release.
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Progressive Die Stamping vs CNC Turret Punching: Which Process Fits Your Part?

2026-09-29
Compare progressive die stamping and CNC turret punching by geometry, material, tolerance, tooling, volume, inspection, revision risk, and RFQ needs.
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How Can You Reduce Sink Marks and Warpage in Injection Molded Parts?

2026-09-29
Learn how wall thickness, ribs, gates, packing, cooling, resin selection, venting, inspection, and RFQ details reduce molding sink and warpage…
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