Forging guides for buyers
Written for engineers and buyers who have a forged part to source and want to know what to ask.
- Choosing a Supplier
Nov 7, 2026Forging Drawing Approval: Blank Print vs Finished Part
Forging drawing approval explained: the forger draws the blank and you sign it before the die is cut. What the print fixes, what to check and what changes cost.
- Specifications
Nov 6, 2026Forging Test Coupons and Prolongations: What to Specify
A forging test coupon or prolongation proves the part's strength. Learn the types, where specimens come from, how direction matters and what an RFQ must say.
- Specifications
Nov 5, 2026Magnetic Particle Inspection of Forgings: What to Specify
Magnetic particle inspection of forgings explained: what MT finds, how ASTM A275, E1444 and EN 10228-1 differ, and what to write in an RFQ so quotes compare.
- Specifications
Nov 4, 2026Forging Defects: Laps, Cold Shuts, Underfill, Cracks
Forging defects explained for buyers: laps, cold shuts, underfill, bursts, flakes and scale pits. Causes, how each is found and what to write in the RFQ.
- Process
Nov 3, 2026Closed Die Forging Lead Time: Die, Samples, Production
Forging lead time for a new closed die part runs in stages: die build, samples, approval, production. See planning ranges, what shortens them and what to ask.
- Cost
Nov 2, 2026Forging Material Yield: Billet, Flash and Net Part
Forging material yield is net part weight divided by billet weight. See where flash, scale and machining stock go, what ranges to expect and what to ask.
- Cost
Nov 1, 2026Forging Cost per Kg: How Suppliers Build the Price
Forging cost per kg is not one market price. See the five cost layers behind a forging quote, a worked example and how to compare per-kg quotes fairly.
- Process
Oct 31, 2026Upset Forging for Shafts, Flanges and Bolt Heads Explained
Upset forging thickens one end of a bar into a head, flange or collar. See the 3D rule, typical part sizes, tooling cost and what to put in an RFQ.
- Specifications
Oct 30, 2026Ultrasonic Testing of Forgings: ASTM A388 Explained
What ultrasonic testing of forgings finds, how ASTM A388 and EN 10228-3 apply, what acceptance limits mean and what to write in an RFQ for UT-tested parts.
- Materials
Oct 29, 2026Titanium Forgings: Grade 5 Billet, Die Cost and Yield
Titanium forging guide for buyers: Grade 5 Ti-6Al-4V billet, forging temperatures, alpha case, die cost, buy-to-fly yield, standards and RFQ checklist.
- Materials
Oct 28, 2026Stainless Steel Forgings: F304, F316 and F51 Duplex
Stainless steel forgings compared: F304, F316 and F51 duplex strength, corrosion resistance, forging temperature, heat treatment, cost and RFQ checklist.
- Process
Oct 27, 2026Seamless Rolled Ring Forging: Sizes, Profiles, Tolerances
How seamless rolled ring forging works, which diameters and profiles are practical, what tolerances to expect and what to put in an RFQ for a forged ring.
- Materials
Oct 26, 2026Nickel Alloy Forgings: Inconel 718 and 625 for Buyers
Inconel 718 and 625 forgings compared: strength, corrosion, forging window, heat treatment, standards, melt route, cost and what to put in an RFQ.
- Specifications
Oct 25, 2026Forging Tolerances and Draft Angles: Reading the Drawing
Typical forging tolerances, draft angles, parting line, mismatch and corner radii, with the standards to name on a drawing and how to set machining allowance.
- Process
Oct 24, 2026Heat Treatment of Forgings: Normalize, Quench and Temper
Normalizing, annealing, quench and temper and stress relief for forgings: typical temperatures, what each does and how to specify heat treatment in an RFQ.
- Process
Oct 23, 2026Forging Grain Flow: Why It Matters and How to Verify It
What forging grain flow is, why it improves fatigue and impact strength, how a macro-etch test shows it and what to write on a drawing to require it.
- Process
Oct 22, 2026Forged Valve Bodies for Oil, Gas and Water Service
Forged valve body guide: forged vs cast, API 602, API 6D and B16.34 standards, steel and brass grades, testing, machining stock and RFQ checklist for valve makers.
- Choosing a Supplier
Oct 21, 2026Forged Parts for Mining and Earthmoving Equipment
Forged mining parts guide: bucket teeth, track links, pins, rollers, chain and grinding balls, steels, hardness, heat treatment, testing and RFQ checklist.
- Choosing a Supplier
Oct 20, 2026Forged Hand Tools: Wrenches, Hammers and Pliers at Volume
Hand tool forging guide: steels for wrenches, hammers and pliers, forging and trimming steps, hardness targets, finishing, testing and an RFQ checklist.
- Process
Oct 19, 2026Forged Gear Blanks: Near-Net Shape and Machining Stock
Forged gear blank guide: steels for carburizing and through hardening, near-net shapes, machining stock by size, isothermal normalizing and RFQ checklist.
- Process
Oct 18, 2026Forged Flanges: Weld Neck, Blind and Custom Profiles
Forged flanges guide: weld neck, slip-on, blind and socket weld types, ASME B16.5 and EN 1092-1 sizes, facings, materials, custom flanges and RFQ checklist.
- Process
Oct 17, 2026Forged Crankshafts and Camshafts: Process and Sourcing
Forged crankshaft and camshaft guide: forging steps, steel grades, twisting, heat treatment, tolerances, die cost, volume breakpoints and RFQ checklist.
- Process
Oct 16, 2026Cold vs Warm vs Hot Forging: Choosing the Temperature Range
Cold vs hot forging compared: temperature ranges, tolerances, surface finish, part size, alloys and tooling cost, with a simple way to choose for your part.
- Materials
Oct 15, 2026Brass Hot Forging Alloys: CW617N, C37700 and Lead-Free
Brass forging alloy guide: CW617N and C37700 forging brass, lead-free silicon and bismuth grades, dezincification resistance, forging temperature and RFQ tips.
- Materials
Oct 14, 2026Aluminum Forgings: 6061 vs 6082 vs 7075 Compared
Aluminum forging alloys compared: 6061, 6082 and 7075 strength, tempers, stress corrosion, forging temperature, cost and what to put in an RFQ.
- Specifications
Oct 13, 2026ASTM A105 vs A350 LF2 Forgings for Flanges and Fittings
A105 vs LF2 compared for flanges and fittings: chemistry, strength, impact testing at low temperature, heat treatment, cost and what to put in an RFQ.
- Materials
Oct 12, 20264140 vs 4340 Forgings: Strength, Hardenability and Cost
4140 vs 4340 forging compared: chemistry, hardenability, toughness, typical strength, cost and which section sizes suit each steel, plus RFQ tips.
- Specifications
Oct 11, 2026Forging Certifications and Specs Explained: ISO, AS9100, API, NADCAP
ISO 9001, AS9100, IATF 16949, API 6A, PED and NADCAP explained for forging buyers: what each covers, when to require it, and how to check a supplier's claim.
- Process
Oct 2, 2026Forging vs Casting vs Machining From Bar: Buyer Comparison
Forging vs casting vs machining from bar compared on strength, porosity, tooling, lead time and piece price, so buyers can pick the right route for a part.
- Cost
Sep 25, 2026Forging Die Cost: What Drives Tooling Price and Payback
What drives forging die cost: part size, cavity complexity, die steel, trim dies and expected die life. Plus how to work out when a closed die pays back.
- Choosing a Supplier
Sep 20, 2026How to Choose a Forging Supplier Before You Send an RFQ
How to choose a forging supplier: match the process and weight range, check alloy experience, heat treatment, testing and machining, then compare quotes fairly.
- Process
Sep 18, 2026Open Die vs Closed Die Forging: Which Fits Your Part
Open die vs closed die forging compared on shape, weight, tolerance, die cost and quantity, with a simple rule of thumb for choosing before you ask for quotes.