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316 stainless hex bolts for an Australian mining supply company

A Perth-based mining maintenance supplier was buying 316 stainless fasteners through local industrial distributors. The salt-corrosion environment on mine sites means 316 is not optional — and the local supply chain carries a heavy margin.

The order

20,000 pieces of M12 × 50 mm hex head bolts, A4-70 (316) stainless steel, for equipment maintenance on WA mine sites. ISO 4014 standard.

Price comparison per piece

ItemAmountBasis
Local AU trade price (per piece)AUD 1.80Industrial distributor bulk trade price, 2026
China FOB (per piece)USD 0.70Zhejiang fastener factory, 316/A4-70, Oct 2026
Ocean freight (40HQ, Ningbo→Sydney)USD 2,200~30 days transit
Tariff0%ChAFTA, Form CO
Managed sourcing service6% of FOBUSD 840 (includes material certs and QC)
Delivered cost per pieceAUD 1.21(14,000 + 2,200 + 840) × 1.4228 ÷ 20,000
Saving per piece vs AU tradeAUD 0.5932.6% saving
Total saving on 20,000 pcsAUD 11,755AUD 36,000 − AUD 24,245
Why managed sourcing. Mining spec fasteners come with mill test certificates, hardness test reports, and batch traceability. We audited a Zhejiang factory (Ningbo region), verified their 316 material composition with a third-party lab sample, and arranged pre-shipment inspection of every batch. The client now runs two 40HQ orders per year on the same specs.

Data sources

  • China FOB bolts: Alibaba.com stainless hex bolt listings, Oct 2026 (M10–M16 304/316 bolts, USD 0.30–2.00/piece range)
  • AU trade price: Industrial distributor bulk price for 316 M12 bolts, 2026
  • Freight: Ningbo→Sydney 40HQ rate 2026, transit ~30 days
  • Exchange rate: 1 USD = 1.4228 AUD (Xe.com, Oct 26 2026)
  • Tariff: China–Australia Free Trade Agreement (ChAFTA), 0% for steel fasteners with Form CO
Source Mining-Grade Fasteners

澳洲礦業供應商的 316 不鏽鋼螺栓年度訂單

一家珀斯的礦業維護供應商,原來通過本地工業分銷商採購 316 不鏽鋼緊固件。礦場鹽霧腐蝕環境下 316 不是可選項——本地供應鏈的利潤加成卻很重。

訂單內容

20,000 件 M12×50mm 六角頭螺栓,A4-70(316)不鏽鋼,用於西澳礦場設備維護。ISO 4014 標準。

每件價格對比

項目金額說明
澳洲本地批發價(每件)AUD 1.80工業分銷商大宗批發價,2026年
中國 FOB 出廠價(每件)USD 0.70浙江緊固件工廠,316/A4-70,2026年10月
海運(40HQ,寧波→悉尼)USD 2,200約30天航程
關稅0%ChAFTA 中澳自由貿易協定,原產地證
託管代採服務FOB 的 6%USD 840(含材質證書和驗貨)
每件到岸成本AUD 1.21(14,000 + 2,200 + 840) × 1.4228 ÷ 20,000
每件節省AUD 0.59節省 32.6%
20,000件訂單總節省AUD 11,755AUD 36,000 − AUD 24,245
為什麼用託管代採。 礦用級緊固件需要材質證書、硬度檢測報告和批次追溯。我們實地驗了一家浙江(寧波周邊)工廠,送第三方實驗室複檢 316 材質成分,每批裝貨前驗貨。客戶現在按同樣規格每年走兩個 40HQ 櫃。

數據來源

  • 中國 FOB 螺栓價:Alibaba.com stainless hex bolt listings,2026年10月(M10–M16 304/316 螺栓 USD 0.30–2.00/件區間)
  • 澳洲批發價:316 M12 螺栓工業分銷商大宗價,2026年
  • 海運:寧波→悉尼 40HQ 行情,2026年,約30天
  • 匯率:1 USD = 1.4228 AUD(Xe.com,2026年10月26日)
  • 關稅:中澳自由貿易協定(ChAFTA),鋼鐵緊固件持原產地證 0%
採購礦用級緊固件
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