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$1450.00
≥1 Ton
Model No. : | GB/T 14975 |
---|---|
Brand Name : | UNTUK KAYA |
standard : | Bs,Gb,Astm,Jis,Din |
Ningbo, Zhejiang, China
Deskripsi Produk
GB / T 14975 Tabung Baja Seamless Stainless Struktur
Aplikasi : Struktur umum struktural dan machanical
Ukuran : L - 2-12m OD - 10-500mm WT - 1-20mm
Grade baja : 12Crl18Ni9 06Crl19Ni10 022Crl19Ni10 06Crl19Ni10N 06Crl19Ni9NbN 022Crl19Ni10N 06Cr23Ni13
Metode peleburan baja : Memurnikan baja cair dan menyempurnakan tanur luar
Metode pembuatan tabung baja: Penggulungan panas (ekstrusi, ekspansi) atau gambar dingin (bergulir) mulus
Negara Pengiriman: Pengiriman perlakuan panas dan pengawetan
Item tes: komposisi kimia
Tes keregangan
Tes kekerasan
Pengujian ultrasonik
Tes hidrolik
Tes mendatar
Tes ekspansi
Uji korosi intergranular
Toleransi Nominal Diameter Luar dan Ketebalan Dinding Satuan: mm
Hot Roll(Extrusion,Expansion)Steel Tube |
Cold Drawn(Roll) Steel Tube |
||||||
Diamension |
Tolerance |
Diamension |
Tolerance |
||||
Ordinary Level PA |
High Level PC |
Ordinary Level PA |
High Level PC |
||||
Nominal Outer Diameter D |
<76.1 |
±1.25%D |
±0.60 |
Nominal Outer Diameter D |
<12.7 |
±0.30 |
±0.10 |
76.1~<139.7 |
±0.80 |
12.7~<38.1 |
±0.30 |
±0.15 |
|||
139.7~<273.1 |
±1.5%D |
±1.20 |
38.1~<88.9 |
±0.40 |
±0.30 |
||
88.9~<139.7 |
±0.9%D |
±0.40 |
|||||
273.1~<323.9 |
±1.60 |
139.7~<203.2 |
±0.80 |
||||
203.2~<219.1 |
±1.10 |
||||||
≥323.9 |
±0.6%D |
219.1~<323.9 |
±1.60 |
||||
≥323.9 |
±0.5%D |
||||||
Nominal Wall Thinckness S |
All Wall Thickness |
+15%S -12.52%S |
±12.5%S |
Nominal Wall Thinckness S |
All Wall Thickness |
+12.5%S -10%S |
±10%S |
Toleransi dari Ketebalan Dinding Minimum Unit: mm
Production Method |
Diamension |
Tolerance |
|
Ordinary Level PA |
High Level PC |
||
Hot Roll(Extrusion,Expansion)Steel Tube W-H |
Smin<15 |
+27.5% Smin 0 |
+25% Smin 0
|
Smin≥15 |
+35% Smin 0 |
||
Cold Drawn(Roll) Steel Tube W-C |
All Wall Thickness |
+22% S 0 |
+20% S 0 |
Ningbo, Zhejiang, China
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