Spesifikasi Pengurang
| Jenis Pengurang | Pengurang lancar; Pengurang dikimpal;Pengurang sepusat; Pengurang eksentrik; |
| Piawai | ASME/ANSI B16.9 |
| Saiz | 1/2'' ~ 48''(Lancar); 16'' ~ 72''(dikimpal); DN15-DN1200 |
| Ketebalan dinding | Sch5~Sch160\XXS |
| Proses pembuatan | Tolak, Tekan, Tempa, Tuang, dsb. |
| Bahan | Pengurang keluli karbon, pengurang keluli tahan karat, pengurang keluli aloi |
| Keluli karbon | ASTM A234 WPB, WPC; |
| Keluli tahan karat | 304/SUS304/UNS S30400/1.4301304L/UNS S30403/1.4306; 304H/UNS S30409/1.4948; 309S/UNS S30908/1.4833 309H/UNS S30909; 310S/UNS S31008/1.4845; 310H/UNS S31009; 316/UNS S31600/1.4401; 316Ti/UNS S31635/1.4571; 316H/UNS S31609/1.4436; 316L/UNS S31603/1.4404; 316LN/UNS S31653; 317/UNS S31700; 317L/UNS S31703/1.4438; 321/UNS S32100/1.4541; 321H/UNS S32109; 347/UNS S34700/1.4550; 347H/UNS S34709/1.4912; 348/UNS S34800; |
| Keluli aloi | ASTM A234 WP5/WP9/WP11/WP12/WP22/WP91;ASTM A860 WPHY42/WPHY52/WPHY60/WPHY65; ASTM A420 WPL3/WPL6/WPL9; |
| Keluli dupleks | ASTM A182 F51/S31803/1.4462;ASTM A182 F53/S2507/S32750/1.4401; ASTM A182 F55/S32760/1.4501/Zeron 100; 2205/F60/S32205; ASTM A182 F44/S31254/254SMO/1.4547; 17-4PH/S17400/1.4542/SUS630/AISI630; F904L/NO8904/1.4539; 725LN/310MoLN/S31050/1.4466 253MA/S30815/1.4835; |
| Keluli aloi nikel | Aloi 200/Nikel 200/NO2200/2.4066/ASTM B366 WPN;Aloi 201/Nikel 201/NO2201/2.4068/ASTM B366 WPNL; Aloi 400/Monel 400/NO4400/NS111/2.4360/ASTM B366 WPNC; Aloi K-500/Monel K-500/NO5500/2.475; Aloi 600/Inconel 600/NO6600/NS333/2.4816; Aloi 601/Inconel 601/NO6001/2.4851; Aloi 625/Inconel 625/NO6625/NS336/2.4856; Aloi 718/Inconel 718/NO7718/GH169/GH4169/2.4668; Aloi 800/Incoloy 800/NO8800/1.4876; Aloi 800H/Incoloy 800H/NO8810/1.4958; Aloi 800HT/Incoloy 800HT/NO8811/1.4959; Aloi 825/Incoloy 825/NO8825/2.4858/NS142; Aloi 925/Incoloy 925/NO9925; Hastelloy C/Aloi C/NO6003/2.4869/NS333; Aloi C-276/Hastelloy C-276/N10276/2.4819; Aloi C-4/Hastelloy C-4/NO6455/NS335/2.4610; Aloi C-22/Hastelloy C-22/NO6022/2.4602; Aloi C-2000/Hastelloy C-2000/NO6200/2.4675; Aloi B/Hastelloy B/NS321/N10001; Aloi B-2/Hastelloy B-2/N10665/NS322/2.4617; Aloi B-3/Hastelloy B-3/N10675/2.4600; Aloi X/Hastelloy X/NO6002/2.4665; Aloi G-30/Hastelloy G-30/NO6030/2.4603; Aloi X-750/Inconel X-750/NO7750/GH145/2.4669; Aloi 20/Tukang Kayu 20Cb3/NO8020/NS312/2.4660; Aloi 31/NO8031/1.4562; Aloi 901/NO9901/1.4898; Incoloy 25-6Mo/NO8926/1.4529/Incoloy 926/Aloi 926; Inconel 783/UNS R30783; NAS 254NM/NO8367; Monel 30C Aloi Nimonic 80A/Nikel 80a/UNS N07080/NA20/2.4631/2.4952 Nimonik 263/NO7263 Nimonic 90/UNS NO7090; Incoloy 907/GH907; Nitronik 60/Aloi 218/UNS S21800 |
| Pembungkusan | Kes kayu, palet, beg nilon atau mengikut keperluan pelanggan |
| Masa penghantaran | 7-15 hari bergantung pada kuantiti |
| Syarat pembayaran | L/C,T/T |
| Penghantaran | FOB Tianjin/Shanghai, CIF, CFR, dll. |
| Permohonan | Petroleum/Kuasa/Kimia/Pembinaan/Gas/Metalurgi/Pembinaan Kapal dll |
Bahan-bahan siku termasuk besi tuang, keluli tahan karat, keluli aloi, besi tuang boleh tempa, keluli karbon, logam bukan ferus dan plastik.
Kaedah penyambungan dengan paip termasuk kimpalan terus, sambungan bebibir, sambungan leburan panas, sambungan leburan elektrik, sambungan berulir dan sambungan soket. Kimpalan terus adalah kaedah kimpalan yang paling biasa digunakan.
Mengikut proses pengeluaran, ia boleh dibahagikan kepada: siku kimpalan, siku setem, siku tolak, siku tuangan, siku kimpalan punggung, dan sebagainya. Nama lain: siku 90 darjah, siku sudut kanan, dan sebagainya.
