JIS G 3461 Tabung Karbon Seamless Carbon Steel Untuk Boiler / Penukar Panas
Rincian produk
menekuk tabung baja
,bending steel pipe
Kisaran ukuran: OD 5-420mm * WT0.5-50mm
Panjangnya: 12000m di bawah, atau atas permintaan pelanggan.
Aplikasi: untuk boiler dan penukar panas
KOMPOSISI KIMIA% maks | |||||
Kualitas baja | C | Si | M N | P | S |
STB 340 | 0,18 | 0,35 | 0,30-0,60 | 0,35 | 0,35 |
STB 410 | 0,32 | 0,35 | 0,30-0,80 | 0,35 | 0,35 |
STB 510 | 0,25 | 0,35 | 1,00-1,50 | 0,35 | 0,35 |
Ucapan: | |||||
PROPERTI MEKANIK min | |||
Kualitas baja | Kekuatan tarik Mpa | Titik Yeild atau bukti stres Mpa | Perpanjangan% |
STB 340 | 340 | 175 | 35 |
STB 410 | 410 | 255 | 25 |
STB 510 | 510 | 295 | 25 |
Kekerasan | |
Kualitas baja | Rockwell hardness HRB (Nilai rata-rata tiga poin) |
STB 340 | 77maks |
STB 410 | 79max |
STB 510 | 92max |
Perlakuan Panas ( Berlaku hingga akhir 1990 ) | |||||
Kualitas baja | Perawatan panas | ||||
Hot selesai tabung baja mulus | Tabung baja mulus jadi dingin | Tabung baja yang dilas dengan tahanan listrik selain dari tabung baja yang selesai panas atau dingin | Selesai tabung baja dilas resistensi listrik | Lipat tabung baja las tahan listrik jadi | |
STB 340 | Seperti yang diproduksi, seperti yang dipersyaratkan, anil suhu rendah atau normalisasi dapat dilakukan | anil suhu rendah, normalisasi atau anil penuh | normalisasi | Seperti yang diproduksi, Namun, seperti yang diperlukan, anil suhu rendah atau normalisasi dapat dilakukan | normalisasi |
STB 410 | Seperti yang diproduksi, Namun, seperti yang diperlukan, anil suhu rendah atau normalisasi dapat dilakukan | anil suhu rendah, normalisasi atau anil penuh | normalisasi | anil suhu rendah | |
STB 510 | normalisasi | ||||
Silakan tentukan kondisi pengiriman dan persyaratan perlakuan panas saat mengirim pertanyaan. 
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